Article History
Received: 31 January 2021
Accepted: 8 June 2021
First Online: 24 June 2021
Declarations
:
: The authors declare no potential conflicts of interest. The authors state that all data generated during this study are included in this published article.
: The study was approved by the ethics committee of affiliated hospital of guangdong medical university.
: All patients provided informed consent for the use of their data for research purposes.